package net.zjitc.servlet;

import net.zjitc.domain.user;
import net.zjitc.service.UserService;
import net.zjitc.service.impl.UserServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.sql.SQLException;

/**
 * @Author admin
 * @Date 2019/3/4 9:28
 */
@WebServlet(name = "loginServlet",urlPatterns = "/login")
public class loginServlet extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        String username = request.getParameter("username");
        String password = request.getParameter("password");
        UserService service = new UserServiceImpl();
        user user = service.login(username,password);
        if (user != null)
        {
            HttpSession session = request.getSession();
            session.setAttribute("user",user);
            String path = request.getContextPath();
            response.sendRedirect(path+"/findAll");
        }else {
            request.setAttribute("msg","用户名或密码错误");
            request.getRequestDispatcher("/WEB-INF/login.jsp").forward(request,response);
        }
    }

    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request,response);
    }
}
